Hjem
William Helland-Hansens bilde

William Helland-Hansen

Professor

Research interests:

  • Clastic sedimentology
  • Sequence stratigraphy
  • Shallow marine sedimentation
  • Source-to-sink
  • Temporal structure of basin fills
  • Svalbard Paleogene succession

 

Redaktør Naturhistorisk Vegbok, Hordaland (2004)

Fagredaktør http://grind.no/

GEOV107 - Innføring i sedimentologi

GEOV361 - Sequence stratigraphy

GEOV362 - Pyreneene feltkurs i tektonikk og sedimentologi

AG323 - Sequence Stratigraphy - a Tool for Basin analysis

 

Helland-Hansen, W., Sømme, T.O., Martinsen, O.J., Lunt, I., and Thurmond, J. (2016). Deciphering Earth’s natural  hourglasses: Perspectives on source-to-sink analysis. Journal of Sedimentary Research, 86, 1008-1033.

Henstra, G.A., Gawthorpe, R.L., Helland-Hansen, W., Ravnås, R., and Rotevatn, R. (2016). Depositional systems in multiphase rifts: seismic case study from the Lofoten margin, Norway. Basin Research

Klausen, T.G., Ryseth, A., Helland-Hansen, W., and Gjelberg, H.K. (2016). Progradational and backstepping shoreface deposits in the Ladinian to Early Norian Snadd Formation of the Barents Sea. Sedimentology, 63, 893-916.

Klausen, T.G., Ryseth, A.E., Helland-Hansen, W., Gawthorpe, R., and Lausen, I. (2015).  Regional development and sequence stratigraphy of the Middle to Late Triassic Snadd Formation, Norwegian Barents Sea. Marine and Petroleum Geology, 62, 102-122.

Grundvåg, S.-A., Johannessen, E. P., Helland-Hansen, W. and Plink-Björklund, P. (2014). Depositional architecture and evolution of progradationally stacked lobe complexes in the Eocene Central Basin of Spitsbergen. Sedimentology, 61, 535-569

Grundvåg, S.-A., Helland-Hansen, W., Johannessen, E.P., Olsen, A.H., and Stene, S.A.K. (2014). The depositional architecture and facies variability of shelf deltas in the Eocene Battfjellet Formation, Nathorst Land, Spitsbergen. Sedimentology, 2172-2204

Sømme, T.O., Helland-Hansen, W., Martinsen, O.J. (2014). Quantitative aspects of stratigraphic onshore-offshore relationships along the western margin of southern Norway: implications for Late Mesozoic and Cenozoic topographic evolution. Norwegian Journal of Geology, 93, 261-276.

Klausen, T.G., Ryseth, A.E., Helland-Hansen, W., Gawthorpe, R., and Laursen, I. (2014). Spatial and Temporal Changes In Geometries of Fluvial Channel Bodies From the Triassic Snadd Formation of Offshore Norway. Journal of Sedimentary Research, 84, 567-585.

Sømme, T.O., Helland-Hansen, W & Martinsen, O.J., 2013, Quantitative aspects of stratigraphic onshore-offshore relationships along the western margin of southern Norway: implications for Late Mesozoic and Cenozoic topographic evolution. Norwegian Journal of Geology, Thematic issue: Onshore-offshore relationships on the North Atlantic Margin; Volume 93, 261-276.

Helland-Hansen, W., Steel, R.J. & Sømme, T.O. (2012) Shelf Genesis revisited. Journal of Sedimentary Research, 82 (3), s. 133-148

Henriksen, S., Helland-Hansen, W. & Bullimore, S. (2011): Relationships between shelf edge trajectories and sediment dispersal along depositional dip and strike; a different approach to sequence stratigraphy. Basin Research 23,3-21

Sømme, T.O.; Piper, D. J. W; Deptuck, M. E; Helland-Hansen, W. (2011). Linking Onshore–Offshore Sediment Dispersal in the Golo Source-to-Sink System (Corsica, France) During the Late Quaternary. Journal of Sedimentary Research, 81.(2) s. 118-137

Sømme, T.O.; Helland-Hansen, W.; Granjeon, D. (2010) Impact of eustatic amplitude variations on shelf morphology, sediment dispersal, and sequence stratigraphic interpretation: Icehouse versus greenhouse systems: REPLY. Geology 2010 ;Volum 38.(6) s. E209-E209

Helland-Hansen, W. (2010): Facies and stacking patterns of shelf-deltas within the Palaeogene Battfjellet Formation, Nordenskiöld Land, Svalbard: Implications For Subsurface Reservoir Prediction. Sedimentology, 57, 190-208

Martinsen, O.J.; Sømme, T.O; Thurmond, J.B.; Helland-Hansen, W. Lunt, I. (2010)
Source-to-sink systems on passive margins: theory and practice with an example from the Norwegian continental margin. I: Petroleum Geology: From Mature Basins to New Frontiers—Proceedings of the 7th Petroleum Geology Conference. London: Geological Society, London 2010 ISBN 978-1-86239-298-4. s. 913-920

Helland-Hansen, W. (2009): Towards the standardization of sequence stratigraphy – Discussion. Earth Science Reviews, 94, 95-97.

Henriksen, S., Hampson, G.J., Helland-Hansen, W., Johannessen, E.P. and Steel, R.J. (eds.) (2009): Trajectory analysis in stratigraphy. Basin Research 21 (special issue)

Helland-Hansen, W.  and Hampson, G.J. (2009): Trajectory analysis – Concepts and applications. Basin Research, 21, 454-483

Bullimore, S.A. & Helland-Hansen, W. (2009). Trajectory analysis of the Brent Group (Jurassic), Northern North Sea: Contrasting depositional patterns during the advance of a major deltaic system. Basin Research, 21, 559-572

Helle, K. & Helland-Hansen, W. (2009): Genesis of an overthickened shoreface sandstone tongue: The Rannoch-Etive formations (Mid Jurassic Brent delta), North Sea. Basin Research, 21, 620-643

Henriksen, S., Hampson, G.J., Helland-Hansen, W., Johannessen, E.P. & Steel, R.J. (2009): Shelf edge and shoreline trajectories, a dynamic approach to stratigraphic analysis. Basin Research, 21, 445-453

Ryan, M.C., Helland-Hansen, W., Johannessen E.P. & Steel, R.J. (2009): Erosional vs Progradational margins: the influence of basin physiography on deepwater sedimentation – an example from the Porcupine Basin, offshore western Ireland. Basin Research, 21, 676-703

Sømme, T.O., Helland-Hansen, W., Granjeon, D. (2009). Impact of eustatic amplitude variations on shelf morphology, sediment dispersal, and sequence stratigraphic interpretation: Icehouse versus greenhouse systems. Geology, 37, 7, 587-590.

Sømme, T.O., Helland-Hansen, W., Martinsen, O. & Thurmond, J. (2009) Relationships between morphological and sedimentological parameters in source-to-sink systems: a basis for predicting semi-quantitative characteristics in subsurface systems. Basin Research, 21, 361-387

Vitenskapelig artikkel
  • Patruno, Stefano; Scisciani, Vittorio; Helland-Hansen, William; D'Intino, Nico; Reid, William; Pellegrini, Claudio. 2019. Upslope-climbing shelf-edge clinoforms and the stepwise evolution of the northern European glaciation (lower Pleistocene Eridanos Delta system, U.K. North Sea): When sediment supply overwhelms accommodation. Basin Research.
  • Klausen, Tore Grane; Nyberg, Bjørn R.; Helland-Hansen, William. 2019. The largest delta plain in Earth's history. Geology. 470-474.
  • Jelby, Mads Engholm; Grundvåg, Sten-Andreas; Helland-Hansen, William; Olaussen, Snorre; Stemmerik, Lars. 2019. Tempestite facies variability and storm‐depositional processes across a wide ramp: Towards a polygenetic model for hummocky cross‐stratification. Sedimentology. 1-40.
  • Aadland, Tore; Helland-Hansen, William. 2019. Progradation rates measured at modern river outlets: A first-order constraint on the pace of deltaic deposition. Journal of Geophysical Research (JGR): Earth Surface. 347-364.
  • Rossi, Valentina Marzia; Paterson, Niall William; Helland-Hansen, William; Klausen, Tore Grane; Eide, Christian Haug. 2019. Mud-rich delta-scale compound clinoforms in the Triassic shelf of northern Pangea (Havert Formation, south-western Barents Sea). Sedimentology.
  • Eide, Christian Haug; Muller, Reidar; Helland-Hansen, William. 2018. Using climate to relate water-discharge and area in modern and ancient catchments. Sedimentology. 1378-1389.
  • Nyberg, Bjørn R.; Helland-Hansen, William; Gawthorpe, Rob; Sandbakken, Pål; Eide, Christian Haug; Sømme, Tore; Hadler-Jacobsen, Frode; Leiknes, Sture. 2018. Revisiting morphological relationships of modern source-to-sink segments as a first-order approach to scale ancient sedimentary systems. Sedimentary Geology. 111-133.
  • Klausen, Tore Grane; Helland-Hansen, William. 2018. Methods for restoring and describing ancient Clinoform surfaces. Journal of Sedimentary Research. 241-259.
  • Olaussen, Snorre; Larssen, Geir Birger; Helland-Hansen, William; Johannessen, Erik P.; Nøttvedt, Arvid; Riis, Fridtjof; Rismyhr, Bjarte; Smelror, Morten; Worsley, David. 2018. Mesozoic strata of Kong Karls Land, Svalbard, Norway; a link to the northern Barents Sea basins and platforms. Norwegian Journal of Geology. 1-69.
  • Aadland, Tore; Sadler, Peter M.; Helland-Hansen, William. 2018. Geometric interpretation of time-scale dependent sedimentation rates. Sedimentary Geology. 32-40.
  • Eide, Christian Haug; Klausen, Tore Grane; Katkov, Denis; Suslova, Anna; Helland-Hansen, William. 2017. Linking an Early Triassic delta to antecedent topography: Source-to-sink study of the southwestern Barents Sea margin. Geological Society of America Bulletin. 263-283.
  • Henstra, Gijs Allard; Gawthorpe, Robert; Helland-Hansen, William; Ravnås, Rodmar; Rotevatn, Atle. 2017. Depositional systems in multiphase rifts: seismic case study from the Lofoten margin, Norway. Basin Research. 447-469.
  • Klausen, Tore Grane; Muller, Reidar; Slama, Jiri; Olaussen, Snorre; Rismyhr, Bjarte; Helland-Hansen, William. 2017. Depositional history of a condensed shallow marine reservoir succession: stratigraphy and detrital zircon geochronology of the Jurassic Stø Formation, Barents Sea. Journal of the Geological Society. 130-145.
  • Klausen, Tore Grane; Ryseth, Alf Eivind; Helland-Hansen, William; Gjelberg, Helge Kollsete. 2016. Progradational and backstepping shoreface deposits in the Ladinian to Early Norian Snadd Formation of the Barents Sea. Sedimentology. 893-916.
  • Klausen, Tore Grane; Müller, Reidar; Slama, Jiri; Helland-Hansen, William. 2016. Evidence for Late Triassic provenance areas and Early Jurassic sediment supply turnover in the Barents Sea Basin of northern Pangea. Lithosphere. 14-28.
  • Klausen, Tore Grane; Ryseth, Alf Eivind; Helland-Hansen, William; Gawthorpe, Robert; Laursen, Inger. 2015. Regional development and sequence stratigraphy of the Middle to Late Triassic Snadd Formation, Norwegian Barents Sea. Marine and Petroleum Geology. 102-122.
  • Grundvåg, Sten-Andreas; Helland-Hansen, William; Johannessen, Erik P.; Olsen, Andreas H.; Stene, Stig A.K. 2014. The depositional architecture and facies variability of shelf deltas in the Eocene Battfjellet Formation, Nathorst Land, Spitsbergen. Sedimentology. 2172-2204.
  • Klausen, Tore Grane; Ryseth, Alf Eivind; Helland-Hansen, William; Gawthorpe, Robert; Laursen, Inger. 2014. Spatial and temporal changes in geometries of fluvial channel bodies from the Triassic Snadd Formation of offshore Norway. Journal of Sedimentary Research. 567-585.
  • Sømme, Tor Oftedal; Helland-Hansen, William; Martinsen, Ole J. 2013. Quantitative aspects of stratigraphic onshoreoffshore relationships along the western margin of southern Norway: implications for Late Mesozoic and Cenozoic topographic evolution. Norsk Geologisk Tidsskrift. 261-276.
  • Helland-Hansen, William; Steel, Ronald J.; Sømme, Tor Oftedal. 2012. Shelf genesis revisited. Journal of Sedimentary Research. 133-148.
  • Henriksen, Sverre; Helland-Hansen, William; Bullimore, Scott Alan. 2011. Relationships between shelf-edge trajectories and sediment dispersal along depositional dip and strike: a different approach to sequence stratigraphy. Basin Research. 3-21.
  • Sømme, Tor Oftedal; Piper, David J.P.; Deptuck, Mark E.; Helland-Hansen, William. 2011. Linking onshore–offshore sediment dispersal in the Golo source-to-sink system (Corsica, France) during the late quaternary. Journal of Sedimentary Research. 118-137.
  • Helland-Hansen, William. 2010. Facies and stacking patterns of shelf-deltas within the Palaeogene Battfjellet Formation, Nordenskiöld Land, Svalbard: implications for subsurface reservoir prediction. Sedimentology. 190-208.
  • Bullimore, Scott Alan; Helland-Hansen, William. 2009. Trajectory analysis of the Brent Group (Jurassic), Northern North Sea: Contrasting depositional patterns during the advance of a major deltaic system. Basin Research. 559-572.
  • Henriksen, Sverre; Hampson, Gary J.; Helland-Hansen, William; Johannessen, Erik P.; Steel, Ron J. 2009. Shelf edge and shoreline trajectories, a dynamic approach to stratigraphic analysis. Basin Research. 445-453.
  • Sømme, T.O.; Helland-Hansen, William; Granjeon, D. 2009. Impact of eustatic amplitude variations on shelf morphology, sediment dispersal, and sequence stratigraphic interpretation: Icehouse versus greenhouse systems. Geology. 587-590.
  • Helle, Kristian; Helland-Hansen, William. 2009. Genesis of an over-thickened shoreface sandstone tongue: The Rannoch and Etive formations of the Middle Jurassic Brent delta, North Sea. Basin Research. 620-643.
  • Ryan, Marc Christopher; Helland-Hansen, William; Johannessen, Erik P.; Steel, Ron J. 2009. Erosional vs. accretionary shelf margins: the influence of margin type on deepwater sedimentation: an example from the Porcupine Basin, offshore western Ireland. Basin Research. 676-703.
  • Bullimore, Scott Alan; Henriksen, Sverre; Liestøl, Frode Møller; Helland-Hansen, William. 2005. Clinoform stacking patterns, shelf-edge trajectories and facies associations in Tertiary coastal deltas, offshore Norway: Implications for the prediction of lithology in prograding systems. Norsk Geologisk Tidsskrift. 169-187.
  • Grundvåg, Sten-Andreas; Helland-Hansen, William; Johannessen, Erik P.; Olsen, Andreas H.; Stene, Stig A.K. 2004. The depositional architecture and facies variability of shelf deltas in the Eocene Battfjellet Formation, Nathorst Land, Spitsbergen. Sedimentology. 2172-2204.
  • Valle, Paul J.; Gjelberg, John G.; Helland-Hansen, William. 2001. Tectonostratigraphic development in the Eastern Lower Congo Basin, offshore Angola, West Africa. Marine and Petroleum Geology. 909-927.
  • Løseth, Tore; Helland-Hansen, William. 2001. Quantification and evaluation of controls on coastal sandstone pinchout. Terra Nova. 241-248.
  • Martinsen, Ole J; Ryseth, Alf; Helland-Hansen, William; Flesche, Harald; Torkildsen, Geir; Idil, Sahire. 1999. Stratigraphic base level and fluvial architecture: Ericson Sandstone (Campanian), Rock Springs Uplift, SW Wyoming, USA. Sedimentology. 235-259.
  • Ravnås, R.; Bondevik, Kristin; Helland-Hansen, William; Lømo, L.; Ryseth, A.; Steel, R.J. 1997. Sedimentation history as an indicator of rift initiation and development: the Late Bajocian-Bathonian evolution of the Oseberg-Brage area, northern North Sea. Norsk Geologisk Tidsskrift. 205-232.
  • Helland-Hansen, William; Martinsen, O.J.; Flood, S.B.; Johannessen, E.P.; Nystuen, J.P.; Olaussen, S. 1997. Norsk nomenklatur for sekvensstratigrafi. Norsk Geologisk Tidsskrift. 3-14.
  • Helland-Hansen, William; Martinsen, O.J.; Flood, S.B.; Johannesen, E.P. 1997. Norsk nomenklatur for sekvensstratigrafi. Norsk Geologisk Tidsskrift. 3-14.
Faglig foredrag
  • Gilmullina, Albina; Klausen, Tore Grane; Helland-Hansen, William; Eide, Christian Haug. 2019. Распространение и характеристика триасовых отложений Баренцевоморского бассейна (Норвежский и Российский сектор).
  • Helland-Hansen, William; Eide, Christian Haug; Klausen, Tore Grane; Braathen, Alvar. 2017. Internasjonal forskningsgruppe studerer triaslagrekken på Svalbard og i Barentshavet med nytt blikk: Ny forståelse av et gigantisk elve- og deltasystem.
  • Eide, Christian Haug; Klausen, Tore Grane; Helland-Hansen, William. 2017. An integrated view of sedimentary systems in the Triassic Barents Sea.
  • Aadland, Tore; Eide, Christian Haug; Helland-Hansen, William. 2016. Methodologies to understand the time represented by siliciclastic sedimentary deposits: Applied on an Induan Fennoscandia-derived sedimentary fan in the South-west Barents Sea.
  • Eide, Christian Haug; Helland-Hansen, William; Klausen, Tore Grane. 2015. Source-to-sink study of Fennoscandian-derived sedimentary fans of the Havert Formation. What do I know and what do I want to know.
  • Henstra, Gijs Allard; Rotevatn, Atle; Gawthorpe, Robert; Helland-Hansen, William; Bastesen, Eivind; Ravnås, Rodmar. 2013. Lower Cretaceous Evolution of the Vesterdjupet Fault Zone, Lofoten Margin, North Norway.
  • Sømme, Tor Oftedal; Martinsen, Ole J; Helland-Hansen, William. 2013. Importance of onshore-offshore relationships for regional stratigraphic development – examples from the Norwegian margin.
  • Ogata, Kei; Braathen, Alvar; Tveranger, Jan; Senger, Kim; Jensen, M; Olaussen, Snorre; Helland-Hansen, William; Mørk, Atle; Mørk, Mai Britt Engeness. 2011. GeC - Geological Input to CO2 storage: from outcrop to simulator.
Populærvitenskapelig foredrag
  • Helland-Hansen, William. 2010. Glimt fra geofaglig petroleumsforskning.
  • Helland-Hansen, William. 2009. Clinoforms and clinothems: Concepts, cases, challenges.
Vitenskapelig foredrag
  • Thuesen, Thomas; Haflidason, Haflidi; Helland-Hansen, William; Nesje, Atle; Klette, Amalie Krog; Kielland, Pål Gran; Eide, Christian Haug. 2019. Sedimentation rates in recently glaciated fjord-valley systems - Insights from marine data in Fjærlandsfjorden, a tributary of Sognefjorden.
  • Harishidayat, Dicky; Emmel, Benjamin; de Jager, Gerben; Johansen, Ståle Emil; Helland-Hansen, William. 2019. Methodology for Paleo-Water Depth reconstruction for continental margin clinoform systems.
  • Gilmullina, Albina; Klausen, Tore Grane; Helland-Hansen, William; Eide, Christian Haug. 2019. Large-scale seismic correlation and sequence stratigraphy in the Triassic of the Barents Sea.
  • Gilmullina, Albina; Klausen, Tore Grane; Helland-Hansen, William; Eide, Christian Haug. 2018. Large-scale correlation and sedimentation rates throughout the Triassic Barents Sea mega-basin.
  • Grundvåg, Sten-Andreas; Helland-Hansen, William. 2018. Evidence of hyperpycnally fed turbidites in a basin floor setting, Eocene of Spitsbergen, Arctic Norway.
  • Grundvåg, Sten-Andreas; Helland-Hansen, William; Safronova, Polina. 2017. Turbidites in the Eocene of Spitsbergen: can they tell us something about the Sørvestsnaget Basin?
  • Helland-Hansen, William; Grundvåg, Sten-Andreas; Aadland, Tore. 2017. The coupled West Spitsbergen fold-and-thrust-belt – Central Tertiary Basin source-to-sink system.
  • Rotevatn, Atle; Henstra, Gijs Allard; Kristensen, Thomas Berg; Gawthorpe, Rob; Ravnås, Rodmar; Helland-Hansen, William; Grundvåg, Sten-Andreas; Midtkandal, Ivar. 2017. Tectono-sedimentary basin studies in the northern North Atlantic: Lofoten-Vesterålen, Western Barents Sea and the East Greenland Rift.
  • Eide, Christian Haug; Klausen, Tore Grane; Katkov, Denis; Suslova, Anna; Helland-Hansen, William. 2017. Source-to-sink study of the southwestern Barents Sea margin: Using ancient catchments to constrain reservoir-quality sandstone.
  • Eide, Christian Haug; Klausen, Tore Grane; Katkov, Denis; Suslova, Anna; Helland-Hansen, William. 2017. Linking an Early Triassic delta to antecedent topography: source-to-sink study of the southwestern Barents Sea margin.
  • Helland-Hansen, William; Grundvåg, Sten-Andreas; Aadland, Tore. 2017. Estimating basin filling times without chronostratigraphic data: An example from the Paleogene foreland basin fill of Spitsbergen.
  • Helland-Hansen, William; Grundvåg, Sten-Andreas; Aadland, Tore. 2017. Assessment of duration of basin filling without chronostratigraphic data: a case study from the Cenozoic foreland basin of Spitsbergen.
  • Helland-Hansen, William; Grundvåg, Sten-Andreas; Jensen, Maria; Jochmann, Malte; Olaussen, Snorre. 2016. The Spitsbergen Paleogene Central Basin succession: New insights and implications for subsurface Barents Sea.
  • Eide, Christian Haug; Klausen, Tore Grane; Anell, Ingrid Margareta; Suslova, Anna; Katov, Denis; Helland-Hansen, William. 2016. Source-to-sink and mass-balance of the entire Triassic Barents Sea - Ideas, Plans and preliminary results.
  • Eide, Christian Haug; Muller, Reidar; Helland-Hansen, William. 2016. Relating water-discharge and catchment area in modern and ancient catchments.
  • Klausen, Tore Grane; Helland-Hansen, William; Müller, Reidar. 2016. Quantitative clinoform characterization –Triassic Barents Sea offshore Northern Norway.
  • Klausen, Tore Grane; Ryseth, Alf Eivind; Helland-Hansen, William; Gjelberg, Helge Kollsete. 2016. Progradational and Backstepping Shoreface Deposits in the Snadd Formation.
  • Eide, Christian Haug; Helland-Hansen, William. 2016. Mass-balance of an Induan (Early Triassic) Fennoscandian-derived source-to-sink system in the Barents Sea: Implications for early Triassic landscape and exhumation.
  • Aadland, Tore; Helland-Hansen, William. 2016. Global compilation of coastline change at river mouths.
  • Klausen, Tore Grane; Helland-Hansen, William; Ryseth, Alf. 2015. Meanders to ribbons: basin-scale deltaic evolution in the Barents Sea offshore Northern Norway.
  • Helland-Hansen, William. 2015. Deciphering Earth’s Natural Hourglasses: Perspectives on Source-to-Sink Analysis.
  • Klausen, Tore Grane; Helland-Hansen, William; Muller, Reidar. 2015. Considerations surrounding decompaction and restoration of clinoforms –towards quantification of prodelta and shelf edge geometries in the Triassic succession of the Barents Sea.
  • Helland-Hansen, William; Gawthorpe, Robert. 2014. Four decades of Sequence Stratigraphy: Musings on a mature method.
  • Klausen, Tore Grane; Mørk, Atle; Helland-Hansen, William. 2013. The Upper Triassic Paralic Deposits of the De Geerdalen Formation on Hopen: Analogy to the Subsurface Snadd Formation.
  • Klausen, Tore Grane; Helland-Hansen, William; Ryseth, Alf; Laursen, Inger; Mørk, Atle; Gawthorpe, Robert. 2013. Sedimentology, reservoir geometry and paleogeography of the Mid- to Late Triassic Snadd Formation of the Barents Sea.
  • Klausen, Tore Grane; Laursen, Inger; Ryseth, Alf; Helland-Hansen, William; Gawthorpe, Robert. 2013. Fluvial Geometries of a Triassic Coastal Plain System in the Norwegian Barents Sea –3D Seismic Imaging of the Ladinian to Early Norian Snadd Formation.
  • de Natris, Maaike; Helland-Hansen, William. 2012. Where has all the time gone? Disentangling time in the Mid-Late Jurassic Tarbert Formation, northern North Sea.
  • Helland-Hansen, William; Gjelberg, Helge Kollsete. 2012. Towards a Hierarchical Classification of Clinoforms.
  • Helland-Hansen, William; Sømme, Tor Oftedal; Lunt, Ian; Martinsen, Ole J. 2012. Source-to-sink: Concepts, cases and challenges (keynote).
  • Simonstad, Espen; Helland-Hansen, William; Gjelberg, John G. 2012. Paleogeopraphy and depositional environment of Grumantbyen Formation (Paleocene), Svalbard.
  • Grundvåg, Sten-Andreas; Helland-Hansen, William. 2012. Outcrop and subsurface characterization of shelf-margin clinoform systems.
  • Klausen, Tore Grane; Laursen, Inger; Ryseth, Alf; Helland-Hansen, William; Gawthorpe, Robert. 2012. Fluvial Geometries and Reservoir Characteristics of a Triassic Coastal Plain System in the Norwegian Barents Sea —3-D Seismic Imaging of the Ladinian to Early Norian Snadd Formation.
  • Sømme, Tor Oftedal; Martinsen, Ole J.; Helland-Hansen, William; Lunt, Ian; Piper, D. J. W; Deptuck, M. E; Jackson, Christopher A.L. 2011. Use of source-to-sink concepts to provide insight to the stratigraphic record.
  • Helland-Hansen, William. 2011. Trajectory analysis: Examples of how a new stratigraphic approach can be applied to the Norwegian Continental shelf succession (keynote).
  • De Boer, Jord; Gawthorpe, Robert; Sharp, Ian R; Jackson, Christopher A.L.; Helland-Hansen, William; Whipp, Paul S. 2011. Syn-rift Sedimentology and Stratigraphic Development of Footwall-Sourced Conglomeratic Depositional Systems; South Hadahid Block, Suez Rift, Egypt.
  • Gjelberg, Helge; Helland-Hansen, William. 2011. Facies Analysis and Sandbody Geometry of the Paleogene Battfjellet Formation, Nordenskiold Land, Spitsbergen.
  • Grundvåg, Sten-Andreas; Helland-Hansen, William. 2010. Stratigraphic architecture of combined fluvial-wave dominated deltas in the Eocene Central Basin, Nathorst Land, Spitsbergen.
  • Helland-Hansen, William. 2010. Sequence Stratigraphy Seminar.
  • Helland-Hansen, William; Sømme, Tor Oftedal; Hannisdal, Bjarte; Martinsen, Ole J. 2010. Partitioning and preservation of sediment over multiple time-scales.
  • Sømme, Tor Oftedal; Piper, David J. W. ; Deptuck, Mark E.; Helland-Hansen, William. 2010. Onshore-offshore sediment dispersal in the Golo source-to-sink system during the late Quaternary.
  • Helland-Hansen, William; Sømme, Tor Oftedal. 2010. 30 years of sequence stratigraphy - what have we learnt and what's next?
  • Martinsen, Ole J.; Helland-Hansen, William. 2009. Source-to-sink: Principles, Methods and Applications.
  • Steel, Ronald J.; Helland-Hansen, William. 2009. Siliciclastic shelf margins revisited.
  • Sømme, Tor Oftedal; Deptuck, M. E; Helland-Hansen, William; Martinsen, Ole J; Piper, D. J. W; Thurmond, John B. 2009. Multiple time-scales in the development of source-to-sink systems.
  • Helland-Hansen, William. 2009. Clinoforms and Clinothems: Concepts, Cases and Challenges.
  • Sømme, Tor Oftedal; Helland-Hansen, William; Martinsen, Ole J; Thurmond, John B. 2008. The influence of eustatic sea-level variations on shelf morphology and sediment distribution in source-to-sink systems.
  • Helland-Hansen, William. 2008. Shelf genesis revisited.
  • Helland-Hansen, William; Bjørlykke, K.; Steel, R. 2008. SES-01: General Contributions to Sedimentology.
  • Sømme, Tor Oftedal; Helland-Hansen, William; Martinsen, O.J.; Thurmond, John. 2008. Predicting first-order charac-teristics in subsurface systems using a source-to-sink approach: an example from the Paleocene Ormen Lange system, Møre Basin, Norwegian Sea.
  • Helland-Hansen, William. 2008. Clinoforms and clinothems: Concepts and challenges.
  • Sømme, Tor Oftedal; Helland-Hansen, William; Martinsen, Ole J.; Thurmond, John B. 2007. Transportation and delivery of sediments from river catchments to basin floor fans.
  • Helland-Hansen, William. 2007. Trajectory analysis: concepts, cases and challenges.
  • Henriksen, S; Helland-Hansen, William; Bullimore, Scott Alan; Paasch, B.; Helle, Kristian. 2007. Shelf edge and shoreline trajectories, seismic geomorphology and stratigraphy along depositional profiles; a dynamic approach to sequence stratigraphy.
  • Granberg, R.; Johannessen, A.; Thorsen, J.; Lervik, K.S.; Hadler-Jakobsen, F.; Henriksen, S.; Helland-Hansen, William. 2007. Sedimentære facies av Neogene submarine kanalsystemer offshore Angola.
  • Sømme, Tor Oftedal; Helland-Hansen, William; Martinsen, O.J.; Thurmond, John B. 2007. LONG-TERM DELIVERY AND DISTRIBUTION OF SEDIMENTS FROM RIVER CATCHMENTS TO BASIN FLOOR FANS.
  • Helle, Kristian; Henriksen, S.; Kyrkjebø, R.; Paasch, B.; Helland-Hansen, William. 2007. Interplay between clinoform geometry and growth faulting in a Pleistocene progradational margin: southern margin Columbus Basin, offshore Venezuela.
  • Helland-Hansen, William; Helle, Kristian. 2007. Genesis of the over-thickened shoreface sandstones in Rannoch and Etive formations, the North Sea Brent delta.
  • Bullimore, Scott Alan; Helland-Hansen, William. 2007. Facies associations and shoreline trajectories of the Brent deltaic system.
  • Helle, Kristian; Helland-Hansen, William. 2007. Architecture in wave-fluvio dominated depositional systems with contrasting shoreline trajectory properties: Kenilworth member, Blackhawk Formation, Utah, USA.
  • Helland-Hansen, William. 2006. Walther’s Law, Sequence Stratigraphy, and Trajectory Analysis.
  • Ryan, M.C; Helland-Hansen, William; Johannesson, E.P; Steel, R.J. 2005. The basin-fill architecture and depositional history of a Lower Tertiary deltaic complex in the Porcupine basin, offshore western Ireland.
  • Bullimore, Scott Alan; Helland-Hansen, William. 2005. Coastal plain and foreshore/shoreface facies belt and accompanying shoreline trajectories: How are they related and how can their interdependence be used predictively?
  • Bullimore, Scott; Helland-Hansen, William. 2004. Coastal plain and foreshore/shoreface facies belts andaccompanying shoreline trajectories: How are they related and how can their interdependence be used predictively?
  • Helle, Kristian; Browne, Greg; King, Peter; Helland-Hansen, William. 2003. Sedimentologi og geometri av indre/midtre submarin-vifte avestjingar, Mt. Messengerformasjonen (Miocen), Taranaki Bassenget, New.
  • Ranes, R; Talbot, M; Helland-Hansen, William. 2003. Sedimentologi av røde silt og sandsteiner i Kvamshesten Bassenget, Midt-Devon, Sunnfjord, NGF,.
  • Sejrup, Truls; Helland-Hansen, William. 2003. Sedimentologi av fin- til grovkornete, lyse sandsteiner, Kvamshesten Bassenget, Midtre Devon, Sunnfjord, NGF,.
  • Bullimore, Scott; Henriksen, Sverre; Helland-Hansen, William. 2002. Valley incision and basin floor fan deposition: An example from offshore Norway.
  • Bullimore, Scott; Liestøl, Frode Møller; Henriksen, Sverre; Helland-Hansen, William; Ashton, N. 2002. Using seismic attribute maps to interpret depositional environmnets: Implications for sequence stratigraphy.
  • Bullimore, S.A.; Helland-Hansen, William. 2002. Coastal Plain Facies and Shoreface Thickness: a Predictive Relationship?
  • Bullimore, Scott; Liestøl, Frode Møller; Henriksen, Sverre; Helland-Hansen, William; Ashton, N. 2001. Using seismic attribute maps to interpret depositional environmnets: Implications for sequence stratigraphy.
  • Valle, Paul J.; Gjelberg, John G.; Helland-Hansen, William. 2000. Salt tectonics and general stratigraphy in the Lower Congo Basin offshore Angola, West Africa; an overview.
  • Valle, Paul J.; Gjelberg, John G.; Helland-Hansen, William. 2000. Salt tectonics and general stratigraphy in the Lower Congo Basin offshore Angola, West Africa; an overview.
  • Løseth, Tore M; Helland-Hansen, William; Steel, Ron J. 2000. Controls on the basinward extent of shallow-marine sandstone tongues.
  • Løseth, Tore M.; Helland-Hansen, William; Steel, Ron J. 2000. Controls on the basinward extent of shallow-marine sandstone tongues.
  • Bruaset, Vegard; Båtevik, Alfred; Jakobsen, Knut Georg; Helland-Hansen, William. 1999. An anomalous thick, elongated sandbody, Tarbert Formation, Gullfaks Field: High accommodation fluvial channel stacking, incised valley deposition or both?
  • Helland-Hansen, William; Martinsen, O.J. 1997. Shoreline trajectories and shoreline trajectory classes: Building blocks for sequence description.
  • Helland-Hansen, William; Martinsen, O.J. 1997. Shoreline Trajectories and Shoreline Trajectory classes: Building Blocks for Sequence Description.
  • Martinsen, O.J.; Ryseth, A.; Helland-Hansen, William. 1997. Sandrich, eustarine valley-fill sandstones, rusty member, Ericson sandstone (Campanian), SW Wyoming: Sedimentology, stratigraphy and tectonic significance.
  • Martinsen, O.J.; Ryseth, A; Helland-Hansen, William. 1997. Sandrich, Estuarine Valley-Fill Sandstones, Rusty Member, Ericson Sandstone (Campanian), SW Wyoming: Sedimentology, Stratigraphy and Tectonic Significance.
Leder
  • Helland-Hansen, William. 2009. Towards the standardization of sequence stratigraphy Discussion. Earth-Science Reviews. 95-97.
Short communication
  • Sømme, Tor Oftedal; Helland-Hansen, William; Granjeon, Didier. 2010. Impact of eustatic amplitude variations on shelf morphology, sediment dispersal, and sequence stratigraphic interpretation: Icehouse versus greenhouse systems: REPLY. Geology. E209-E209.
Vitenskapelig antologi/Konferanseserie
  • Bullimore, Scott A.; Helland-Hansen, William; Henriksen, Sverre; Steel, Ronald J. 2008. SHORELINE TRAJECTORY AND ITS IMPACT ON COASTAL DEPOSITIONAL ENVIRONMENTS: AN EXAMPLE FROM THE UPPER CRETACEOUS MESAVERDE GROUP, NORTHWESTERN COLORADO, U.S.A. SEPM.
Hovedfagsoppgave
  • Ryan, Marc. 2004. The basin-fill architecture and depositional history of a Lower Tertiary deltaic complex in the Porcupine basin, offshore western Ireland.
  • Sejrup, Truls. 2004. Sedimentology of fine- to coarse grained grey sandstones in the Kvamshesten Basin (M.Devonian, Sunnfjord).
  • Høistad, Marte. 2004. Improved understanding of tidal sedimentation: A comparison between the subsurface Aalenian Ile Formation (Haltenbanken, Offshore Norway) and the modern Dee Estuary (UK).
Mastergradsoppgave
  • Solvang, Ole-Marius. 2017. Sedimentological and petrographical investigations of the Early Triassic Vardebukta Formation on western Spitsbergen.
Doktorgradsavhandling
  • Aadland, Tore. 2019. Disentangling time from siliciclastic sedimentary rocks.
  • Bullimore, Scott. 2004. Shoreline and shelf-edge trajectories: Effects upon facies, environments and stratigraphic architecture in wave-dominated regressive depositional systems.
  • Helland-Hansen, William. 1995. Sequences, systems tracts and surfaces : depositional responses to varying rates of sediment supply and accommo- dation.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Martinsen, Ole J.; Sømme, Tor Oftedal; Thurmond, John B.; Helland-Hansen, William; Lunt, Ian. 2010. Source-to-sink systems on passive margins: theory and practice with an example from the Norwegian continental margin. 8 sider.
  • Helland-Hansen, William. 2004. Petroleumsrikdommene utenfor Hordalandskysten. 5 sider.
Annet
  • Fossen, Haakon; Helland-Hansen, William. 2004. Takskifer til fjells. 464-464.
  • Moe, Bjørn; Helland-Hansen, William. 2004. Sjølberging i havgapet. 367-367.
  • Helland-Hansen, William; Aarseth, Inge. 2004. Naturkatastrofen som vart til turistattraksjon. 488-488.
  • Helland-Hansen, William; Aarseth, Inge. 2004. Naturkatastrofen. 488.
  • Sandvik, Hilde; Helland-Hansen, William. 2004. Naturen på museum. 219-222.
  • Byrkjeland, Stein; Helland-Hansen, William. 2004. Kraftheimen. 431-431.
  • Helland-Hansen, William. 2004. Is til England. 503-503.
  • Helland-Hansen, William. 2004. Høgda på Vøringsfossen. 519-519.
  • Byrkjeland, Stein; Helland-Hansen, William. 2004. Hummarparkar. 266-266.
  • Helland-Hansen, William. 2004. Godske og Godskegarden. 419-419.
  • Helland-Hansen, William. 2004. Besøk frå oververda. 292-292.
Poster
  • Gilmullina, Albina; Klausen, Tore Grane; Helland-Hansen, William; Eide, Christian Haug. 2019. Distribution and characteristics of the Triassic sequences in the Barents Sea mega-basin.
  • Olaussen, Snorre; Larssen, Geir Birger; Helland-Hansen, William; Johannessen, Erik P.; Nøttvedt, Arvid; Riis, Fridtjof; Rismyhr, Bjarte; Smelror, Morten; Worsley, David. 2018. The outcropping strata in the Kong Karls Land archipelago, Arctic Norway; a key reference point for the Upper Triassic to Lower Cretaceous succession in the northern Barents Sea.
  • Jochmann, Malte Michel; Jensen, Maria; Olaussen, Snorre; Helland-Hansen, William; Appleyard, Tyler Ross; Marshall, Chris; Grasdal, Øystein; Poole, Louise; Skjærpe, Karoline; Berg, Tor Kristian. 2017. Spitsbergen and Greenland Paleogene Basins.
  • Murase, Takemi; Klausen, Tore Grane; Muller, Reidar; Helland-Hansen, William. 2015. Sedimentology of clinoformal successions; Kobbe and Snadd formations (Triassic), Barents Sea.
  • Klausen, Tore Grane; Helland-Hansen, William. 2015. Fluvial and prodeltaic systems of the Middle to Late Triassic Snadd Formation in the western Barents Sea.
  • Husteli, Berit; Midtkandal, Ivar; Jensen, Maria; Olaussen, Snorre; Helland-Hansen, William; Tveranger, Jan. 2013. Three-dimensional heterogeneities in tidally influenced Triassic strata; new data to condition reservoir prediction performance of local CO2 storage on Svalbard.
  • Grundvåg, Sten-Andreas; Gjelberg, Helge Kollsete; Helland-Hansen, William; Johannessen, Erik P. 2013. The outcrop and subsurface expression of shelf-margin clinoforms: the Eocene Battfjellet Formation, Spitsbergen.
  • Klausen, Tore Grane; Mørk, Atle; Helland-Hansen, William. 2013. The Upper Triassic Paralic Deposits of the De Geerdalen Formation on Hopen, Svalbard: An Analog to the Subsurface Snadd Formation in the SW Barents Sea.
  • Klausen, Tore Grane; Laursen, Inger; Ryseth, Alf; Helland-Hansen, William. 2013. Regional extent and sequence stratigraphy of the Middle to Upper Triassic Snadd Formation in the western Barents Sea.
  • Gjelberg, Helge Kollsete; Helland-Hansen, William; Hadler-Jacobsen, Frode; Olaussen, Snorre. 2012. Clinoform Variability within the Neogene Succession of the Campos Basin, Offshore SE Brazil.
  • Mork-Jansson, Wictor A.; Olaussen, Snorre; Mørk, Atle; Helland-Hansen, William. 2011. Lower Cretaceous gravity and sandy shelf deposits in Adventdalen, Spitsbergen - Results from drilled wells in Longyearbyen CO2 lab and nearby outcrops.
  • Hanevik, Eivind; Sætre, Christian; Helland-Hansen, William; Dypvik, Henning. 2011. Development of Hollendardalen Formation in Central Spitsbergen with a focus on stratigraphy, depositional environment, diagenesis and provenance.
  • Gundersen, Marte; Olaussen, Snorre; Helland-Hansen, William. 2010. Uppermost Triassic to Middle Jurassic tidal to shallow marine deposits in East Spitsbergen - an analogue to reservoir units in the southwestern Barents Sea.
  • Mork-Jansson, Wictor A.; Mørk, Atle; Olaussen, Snorre; Helland-Hansen, William. 2010. Lower Cretaceous gravity and sandy shelf deposits in Adventdalen, Spitsbergen– a response of local tectonics?
  • Sømme, Tor Oftedal; Helland-Hansen, William; Hannisdal, Bjarte; Martinsen, Ole J. 2010. Factors controlling stratigraphy and the use of uniformitarianism when interpreting the stratigraphic record.
  • Grundvåg, Sten-Andreas; Helland-Hansen, William. 2009. An integrated approach for improving reservoir prediction within shallow shelf to deep-water systems.
  • Strømsøyen, Ingine; Helland-Hansen, William; Brown, Greg; King, Peter. 2003. Sedimentology of the Urenui Formation (miocene), Taranaki basin, New Zealand.
  • Smelror, M; Blikra, L.H.; Dehls, J.F.; Gudmundsson, Agust; Haflidason, Haflidi; Hansen, L.; Helland-Hansen, William; Larsen, Eiliv; Nesje, Atle; Olesen, O.; Sejrup, Hans Petter; Svendsen, John-Inge. 2003. Geo-motion - A new European research network on "Land, water and sea level changes and the European habitat".
Populærvitenskapelig bok
  • Nord, Svein; Helland-Hansen, William; Solhøy, Torstein. 2013. Ei halvøy i Hardanger, Natur- og kulturforteljingar frå Neshalvøya. Nord 4.
  • Helland-Hansen, William. 2004. Saltvannsfisk i Hordaland. Fagbokforlaget.
  • Helland-Hansen, William. 2004. Naturhistorisk vegbok. Hordaland. Bergen Museum-Nord4.
Digitale læremidler
  • Helland-Hansen, William. 2004. Concepts in Sequence Stratigraphy.
Vitenskapelig oversiktsartikkel/review
  • Burr Nyberg, Bjørn; Gawthorpe, Rob; Helland-Hansen, William. 2018. The distribution of rivers to terrestrial sinks: Implications for sediment routing systems. 1-23.
  • Patruno, Stefano; Helland-Hansen, William. 2018. Clinoform systems: Review and dynamic classification scheme for shorelines, subaqueous deltas, shelf edges and continental margins. 202-233.
  • Helland-Hansen, William; Sømme, Tor Oftedal; Martinsen, Ole Jakob; Lunt, Ian; Thurmond, John. 2016. Deciphering earth's natural hourglasses: Perspectives on source-to-sink analysis. 1008-1033.
  • Grundvåg, Sten-Andreas; Johannessen, Erik P.; Helland-Hansen, William; Plink-Björklund, Piret. 2014. Depositional architecture and evolution of progradationally stacked lobe complexes in the Eocene Central Basin of Spitsbergen. 535-569.
  • Helland-Hansen, William; Hampson, G.J. 2009. Trajectory analysis: concepts and applications. 454-483.
  • Sømme, Tor Oftedal; Helland-Hansen, William; Martinsen, Ole J.; Thurmond, John B. 2009. Relationships between morphological and sedimentological parameters in source-to-sink systems: a basis for predicting semi-quantitative characteristics in subsurface systems. 361-387.

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